Hyperemesis gravidarum, a rare pregnancy complication, involves devastating nausea and vomiting but is under-researched and often dismissed. For researcher Marlena Fejzo, also a patient, finding the cause became her life's work.
After enduring severe nausea and vomiting in pregnancy, the geneticist Marlena Fejzo made finding the cause of her condition, hyperemesis gravidarum, her life’s work.